What is the plaintiffs' main concern about the state of public schools in brown v. board of education? the curriculum was outdated and biased, which led to a poor quality of education in topeka. the teachers were not credentialed, which led to disparities within the topeka school system. the schools were racially segregated, which led to a lower quality of education for some students in topeka. the school buildings were in poor condition, which caused low attendance rates in topeka